1 | /* |
2 | * Copyright (c) 2012-2013 Apple Inc. All rights reserved. |
3 | * |
4 | * @APPLE_OSREFERENCE_LICENSE_HEADER_START@ |
5 | * |
6 | * This file contains Original Code and/or Modifications of Original Code |
7 | * as defined in and that are subject to the Apple Public Source License |
8 | * Version 2.0 (the 'License'). You may not use this file except in |
9 | * compliance with the License. The rights granted to you under the License |
10 | * may not be used to create, or enable the creation or redistribution of, |
11 | * unlawful or unlicensed copies of an Apple operating system, or to |
12 | * circumvent, violate, or enable the circumvention or violation of, any |
13 | * terms of an Apple operating system software license agreement. |
14 | * |
15 | * Please obtain a copy of the License at |
16 | * http://www.opensource.apple.com/apsl/ and read it before using this file. |
17 | * |
18 | * The Original Code and all software distributed under the License are |
19 | * distributed on an 'AS IS' basis, WITHOUT WARRANTY OF ANY KIND, EITHER |
20 | * EXPRESS OR IMPLIED, AND APPLE HEREBY DISCLAIMS ALL SUCH WARRANTIES, |
21 | * INCLUDING WITHOUT LIMITATION, ANY WARRANTIES OF MERCHANTABILITY, |
22 | * FITNESS FOR A PARTICULAR PURPOSE, QUIET ENJOYMENT OR NON-INFRINGEMENT. |
23 | * Please see the License for the specific language governing rights and |
24 | * limitations under the License. |
25 | * |
26 | * @APPLE_OSREFERENCE_LICENSE_HEADER_END@ |
27 | */ |
28 | |
29 | #ifndef _KERNEL_TELEMETRY_H_ |
30 | #define _KERNEL_TELEMETRY_H_ |
31 | |
32 | #include <stdint.h> |
33 | #include <sys/cdefs.h> |
34 | #include <mach/mach_types.h> |
35 | #include <kern/thread.h> |
36 | |
37 | __BEGIN_DECLS |
38 | |
39 | #define TELEMETRY_CMD_TIMER_EVENT 1 |
40 | #define TELEMETRY_CMD_VOUCHER_NAME 2 |
41 | #define TELEMETRY_CMD_VOUCHER_STAIN TELEMETRY_CMD_VOUCHER_NAME |
42 | |
43 | enum telemetry_pmi { |
44 | TELEMETRY_PMI_NONE, |
45 | TELEMETRY_PMI_INSTRS, |
46 | TELEMETRY_PMI_CYCLES, |
47 | }; |
48 | #define TELEMETRY_CMD_PMI_SETUP 3 |
49 | |
50 | #if XNU_KERNEL_PRIVATE |
51 | |
52 | extern volatile boolean_t telemetry_needs_record; |
53 | |
54 | extern void telemetry_init(void); |
55 | |
56 | extern void compute_telemetry(void *); |
57 | |
58 | extern void telemetry_ast(thread_t thread, uint32_t reasons); |
59 | |
60 | extern int telemetry_gather(user_addr_t buffer, uint32_t *length, boolean_t mark); |
61 | |
62 | extern void telemetry_mark_curthread(boolean_t interrupted_userspace, |
63 | boolean_t pmi); |
64 | |
65 | extern void telemetry_task_ctl(task_t task, uint32_t reason, int enable_disable); |
66 | extern void telemetry_task_ctl_locked(task_t task, uint32_t reason, int enable_disable); |
67 | extern void telemetry_global_ctl(int enable_disable); |
68 | |
69 | extern int telemetry_timer_event(uint64_t deadline, uint64_t interval, uint64_t leeway); |
70 | extern int telemetry_pmi_setup(enum telemetry_pmi pmi_type, uint64_t interval); |
71 | |
72 | extern void bootprofile_init(void); |
73 | extern void bootprofile_wake_from_sleep(void); |
74 | extern void bootprofile_get(void **buffer, uint32_t *length); |
75 | extern int bootprofile_gather(user_addr_t buffer, uint32_t *length); |
76 | |
77 | #endif /* XNU_KERNEL_PRIVATE */ |
78 | |
79 | __END_DECLS |
80 | |
81 | #endif /* _KERNEL_TELEMETRY_H_ */ |
82 | |